Which airlines fly to Bihar?

IndiGo, Air India and Air India Express are the top three most popular airlines that fly to Bihar from Tamil Nadu according to our data. IndiGo is the first choice among our users, with 71% of people opting to fly with this airline when travelling to Bihar. Keep in mind that there are 3 different airlines that fly to Bihar on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Tamil Nadu to Bihar?

IndiGo and Air India are the most popular carriers operating from Tamil Nadu to Bihar

How many flights depart from Tamil Nadu to Bihar on average per week?

3 flights are operational weekly from Tamil Nadu to Bihar as of July 2026. The most popular departure day for this route is Thu, with 33% of flights per week taking off on this day.

When did momondo last update prices for flights from Tamil Nadu to Bihar?

Prices for flights from Tamil Nadu to Bihar are updated daily.

How many operators does momondo search for flights from Tamil Nadu to Bihar?

As of July 2026, there are 3 operators available to choose from for flights from Tamil Nadu to Bihar.

How old do you have to be to fly from Tamil Nadu to Bihar?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Tamil Nadu to Bihar.

What documentation or ID do you need to fly to Bihar?

The necessary travel and health documents for your Bihar trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

₹ 6,668 Cheap Flights from Tamil Nadu to Bihar in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tamil Nadu to Bihar

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

11:25 - 13:50

MAA

PAT

2h 25mdirect

14:25 - 17:05

PAT

MAA

2h 40mdirect

₹ 14,002IndiGo

Sat, 19 Sep - Sat, 26 Sep

11:25 - 13:50

MAA

PAT

2h 25mdirect

14:25 - 17:05

PAT

MAA

2h 40mdirect

₹ 14,764IndiGo

Sat, 15 Aug - Sun, 30 Aug

07:00 - 13:25

MAA

PAT

6h 25m

1 stop

14:25 - 17:05

PAT

MAA

2h 40mdirect

₹ 15,145Multiple Airlines

Thu, 20 Aug - Sat, 29 Aug

11:25 - 13:50

MAA

PAT

2h 25mdirect

14:25 - 17:05

PAT

MAA

2h 40mdirect

₹ 15,240IndiGo

Tue, 4 Aug - Tue, 11 Aug

11:25 - 13:50

MAA

PAT

2h 25mdirect

14:25 - 17:05

PAT

MAA

2h 40mdirect

₹ 15,335IndiGo

Thu, 20 Aug - Sat, 29 Aug

11:25 - 13:50

MAA

PAT

2h 25mdirect

14:25 - 17:05

PAT

MAA

2h 40mdirect

₹ 15,431IndiGo

Tue, 25 Aug - Tue, 1 Sep

07:00 - 13:25

MAA

PAT

6h 25m

1 stop

07:35 - 15:05

PAT

MAA

7h 30m

1 stop

₹ 15,526Air India

Tue, 25 Aug - Tue, 1 Sep

07:10 - 17:30

MAA

PAT

10h 20m

1 stop

14:25 - 17:05

PAT

MAA

2h 40mdirect

₹ 15,621IndiGo

Tue, 25 Aug - Tue, 1 Sep

11:25 - 13:50

MAA

PAT

2h 25mdirect

14:25 - 17:05

PAT

MAA

2h 40mdirect

₹ 15,716IndiGo

Sat, 15 Aug - Sun, 30 Aug

12:00 - 17:30

MAA

PAT

5h 30m

1 stop

14:25 - 17:05

PAT

MAA

2h 40mdirect

₹ 16,097IndiGo

Tue, 4 Aug - Tue, 11 Aug

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IndiGo flights from Tamil Nadu to Bihar

Our best IndiGo deals on Tamil Nadu to Bihar flight tickets

IndiGo

19 Sept

MAA11:25Chennai

2h 25m

PAT13:50Patna

26 Sept

PAT14:25Patna

2h 40m

MAA17:05Chennai

₹ 14,002

IndiGo

4 Aug

MAA11:25Chennai

2h 25m

PAT13:50Patna

11 Aug

PAT14:25Patna

2h 40m

MAA17:05Chennai

₹ 15,240

IndiGo

25 Aug

MAA11:25Chennai

2h 25m

PAT13:50Patna

1 Sept

PAT14:25Patna

2h 40m

MAA17:05Chennai

₹ 15,431

Air India flights from Tamil Nadu to Bihar

Our best Air India deals on Tamil Nadu to Bihar flight tickets

Air India

20 Aug

MAA07:00Chennai

6h 25m

1 stop

PAT13:25Patna

29 Aug

PAT14:00Patna

6h 25m

1 stop

MAA20:25Chennai

₹ 15,335

Air India

25 Aug

MAA07:00Chennai

6h 25m

1 stop

PAT13:25Patna

1 Sept

PAT07:35Patna

7h 30m

1 stop

MAA15:05Chennai

₹ 15,526

Air India

9 Aug

MAA07:00Chennai

6h 25m

1 stop

PAT13:25Patna

16 Aug

PAT14:00Patna

6h 25m

1 stop

MAA20:25Chennai

₹ 17,431

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Sat 19/9

11:25-13:50

Nonstop2h 25m

Patna

Sat 26/9

14:25-17:05

Nonstop2h 40m

₹ 14,002

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Sat 15/8

11:25-13:50

Nonstop2h 25m

Patna

Sun 30/8

14:25-17:05

Nonstop2h 40m

₹ 14,764

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Thu 20/8

07:00-13:25

1 stop6h 25m

Patna

Sat 29/8

14:25-17:05

Nonstop2h 40m

₹ 15,145

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Tue 4/8

11:25-13:50

Nonstop2h 25m

Patna

Tue 11/8

14:25-17:05

Nonstop2h 40m

₹ 15,240

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Thu 20/8

11:25-13:50

Nonstop2h 25m

Patna

Sat 29/8

14:25-17:05

Nonstop2h 40m

₹ 15,335

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Tue 25/8

11:25-13:50

Nonstop2h 25m

Patna

Tue 1/9

14:25-17:05

Nonstop2h 40m

₹ 15,431

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Tue 25/8

07:00-13:25

1 stop6h 25m

Patna

Tue 1/9

07:35-15:05

1 stop7h 30m

₹ 15,526

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Tue 25/8

07:10-17:30

1 stop10h 20m

Patna

Tue 1/9

14:25-17:05

Nonstop2h 40m

₹ 15,621

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Sat 15/8

11:25-13:50

Nonstop2h 25m

Patna

Sun 30/8

14:25-17:05

Nonstop2h 40m

₹ 15,716

ChennaiPatna

MAA - PAT

MAAPAT

Chennai

Tue 4/8

12:00-17:30

1 stop5h 30m

Patna

Tue 11/8

14:25-17:05

Nonstop2h 40m

₹ 16,097

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Tamil Nadu to Bihar

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Bihar?

The cheapest month to fly to Bihar from Tamil Nadu is in September. Flight prices, which tend to average around ₹ 6,763, are often lower during this time because this is during the off-season. If you aren’t able to travel to Bihar during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of ₹ 6,953.

What is the cheapest day to depart on your flight to Bihar?

Our data shows that Friday is the least expensive day to fly to Bihar. Tickets to fly out on this day can be as low as ₹ 12,798. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Bihar on Monday is ₹ 15,365.

What is the cheapest Tamil Nadu to Bihar flight route?

Fly from Chennai to Patna for the best Tamil Nadu - Bihar flight prices

What cabin class options are available on Tamil Nadu to Bihar flights?

There is only 1 cabin class available to choose from on Tamil Nadu to Bihar flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Tamil Nadu to Bihar flights?

You could potentially save up to 2% on your flight if you consider stops on a Tamil Nadu to Bihar flight.

Cheap Tamil Nadu to Bihar flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tamil Nadu to Bihar

Fastest flight time	2h 25m
Direct flights	Mon, Tue, Wed, Fri and Sun
Airports in Bihar	5 airports

The fastest flight from Tamil Nadu to Bihar takes 2h 25m

Direct flights go from Tamil Nadu to Bihar on Monday, Tuesday, Wednesday, Friday and Sunday. Airline offering direct flights is IndiGo..

There are 5 airports in Bihar. From Tamil Nadu there are direct flights to Patna (PAT).

Search flight deals

Frequently asked questions about flying from Tamil Nadu to Bihar

When did momondo last update prices for flights from Tamil Nadu to Bihar?
Prices for flights from Tamil Nadu to Bihar are updated daily.
How many operators does momondo search for flights from Tamil Nadu to Bihar?
As of July 2026, there are 3 operators available to choose from for flights from Tamil Nadu to Bihar.
How old do you have to be to fly from Tamil Nadu to Bihar?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Tamil Nadu to Bihar.
What documentation or ID do you need to fly to Bihar?
The necessary travel and health documents for your Bihar trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Tamil Nadu to Bihar?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Tamil Nadu to Bihar is Airbus A320neo (33.33% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (18.52%), Airbus A320-100/200 (11.11%), and Airbus A321-100/200 (7.41%).

Best airlines flying from Tamil Nadu to Bihar

Compare and see reviews for airlines that fly from Tamil Nadu to Bihar with momondo

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom ₹ 6,941	Free Cancellation	Rating 5.6 2,957 reviews	Search Air India flights
IndiGo	PriceFrom ₹ 11,486	Free Cancellation	Rating 6.8 575 reviews	Search IndiGo flights
Air India Express	PriceFrom ₹ 11,923	Free Cancellation	Rating 0.0 0 reviews	Search Air India Express flights

Why use momondo?

Why should I use momondo to find a flight deal from Tamil Nadu to Bihar?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Tamil Nadu to Bihar. momondo saves you time and could save you money on your trip.

Can I find flights from Tamil Nadu to Bihar with flexible booking policies on momondo?

Flights from Tamil Nadu to Bihar with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Tamil Nadu to Bihar?

momondo provides multiple filters to help you find the best flight to Bihar from Tamil Nadu. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Tamil Nadu to Bihar right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Tamil Nadu to Bihar flights. All you need is a valid email address and we will do the rest; it is that quick and easy.